GEOROC Sample Information

Location
Latitude 31.76 | Longitude 130.59
RYUKYU ARC / RYUKYU ARC / KYUSHU / SUMIYOSHI-IKE
KAMO VOLCANIC FIELD
CONVERGENT MARGIN

Reference

WOODHEAD J. D.,HERGT J. M.,SHINJO R.

GEOCHEMICAL VARIATION WITHIN THE NORTHERN RYUKYU ARC: MAGMA SOURCE COMPOSITIONS AND GEODYNAMIC IMPLICATIONS

CONTRIB. MINERAL. PETROL. 140 [2000] 263-282

Sample Name: HOKU33

Sample Information

BASALT / FRESH
OUTCROP

Sample Age Information

QUATERNARY


Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

ND143_ND1440.512803 ± 0.000009
SR87_SR860.704154 ± 0.000015
AL2O318.01 WT%
CAO11.6 WT%
FE2O3T12.41 WT%
K2O0.42 WT%
MGO6.19 WT%
MNO0.19 WT%
NA2O2.01 WT%
P2O50.1 WT%
SIO248.08 WT%
TIO20.99 WT%
CE12.27 PPM
DY3.15 PPM
ER1.96 PPM
EU0.99 PPM
GD2.96 PPM
HO0.68 PPM
LA5.2 PPM
LU0.27 PPM
ND8.67 PPM
PR1.8 PPM
SM2.58 PPM
TB0.51 PPM
TM0.29 PPM
YB1.83 PPM
BA100 PPM
CO43 PPM
CR12 PPM
CS0.47 PPM
HF1.26 PPM
NB3.6 PPM
NI18 PPM
PB2.17 PPM
RB9.2 PPM
SC45.1 PPM
SR336 PPM
TA0.22 PPM
TH0.8 PPM
U0.18 PPM
V390 PPM
Y19.4 PPM
ZR45 PPM


Reference

BLUSZTAJN J.,SHINJO R.,NIELSEN S. G.,SHU YUNCHAO,CHEN SHUAI,WANG XIAOYUAN,ZENG ZHIGANG

TRACING SUBDUCTED SEDIMENT INPUTS TO THE RYUKYU ARC-OKINAWA TROUGH SYSTEM: EVIDENCE FROM THALLIUM ISOTOPES

GEOCHIM. COSMOCHIM. ACTA 217 [2017] 462-491

Sample Name: HOKU33

Sample Information

BASALT
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

PB206_PB20418.253
PB207_PB20415.545
PB208_PB20438.32
TL0.029 PPM


Reference

YOGODZINSKI G. M.,KAY S. M.,PLANK T. A.,SHINJO R.,NIELSEN S. G.,AURO M.,SHU YUNCHAO,HORNER T. J.

BARIUM ISOTOPE SYSTEMATICS OF SUBDUCTION ZONES

GEOCHIM. COSMOCHIM. ACTA 275 [2020] 1-18

Sample Name: HOKU33

Sample Information

BASALT
OUTCROP

Sample Age Information

No sample age information given.

Chemistry (and, if given, analytical ages)

Analyzed: WHOLE ROCK

D138_134BA0.02 ± 0.03 VS SRM3104A